# import logging
#
# LOG = logging.getLogger(__name__)
#
# print(1)
# print(2)
# LOG.error('hwtest')
# print(3)
# print(4)
#
# try:
#     bb = 10
#     cc = 0
#     aa = bb / cc
# except Exception as ex:
#     LOG.error('error, detailed:%s' % ex)
#
#
# print('hell')
# print('world')
